Oval|Lab Grown|IGI

3.85ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG584349771

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG584349771

Diamond specifications and retailer prices

From $4,395 AUD
$3,080 USD
As of November 2, 2026
9 retailers carry this diamond
Most expensive: $4,645 AUD at MOH London · As of October 6, 2026
View at MOH London

About this 3.85ct lab-grown oval diamond

This 3.85ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG584349771 or 584349771. Listed at 9 retailers as of November 2, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.85
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG584349771
Dimensions12.87 × 8.75 × 5.52 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.87 mm8.75 mm3.85 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG584349771
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $4,645 AUD|Low: $865 AUD|High: $6,863 AUD|Avg: $2,565 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 8, 2026
Retailer 8$865 AUD
Retailer 9$1,035 AUD
Retailer 4$1,260 AUD
Retailer 10$1,294 AUD
Retailer 2$1,311 AUD
Retailer 6$1,480 AUD
Retailer 11$1,745 AUD
Retailer 3$2,289 AUD
Retailer 7$3,626 AUD
Retailer 5$4,395 AUD
MOH London$4,645 AUD
Retailer 12$6,863 AUD

15 data points across 12 retailers

9 retailers

Retailer 1
-
$742 AUD
$520 USD
Price last confirmed 32 days ago
Retailer 2
-
$865 AUD
$606 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$1,260 AUD
HK$6,900 HKD
View
Price last confirmed 59 days ago
Retailer 4
-
$1,480 AUD
$1,037 USD
View
Price last confirmed 26 days ago
Retailer 5
-
$2,289 AUD
$1,604 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$2,781 AUD
$1,949 USD
View
Price last confirmed 26 days ago
Retailer 7
-
$3,626 AUD
SGD 3,434 SGD
View
Price last confirmed 25 days ago
B
Retailer 8
-
$4,395 AUD
$3,080 USD
View
Most Expensive
MOH London
LG584349771 · Oct 6
$4,645 AUD
£2,563 GBP
View
Price last confirmed 28 days ago
8 more retailers have this diamond
Prices start from $4,395 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
3.85ct Oval
$4,395 AUD